Hey Manish,
I am not very sure if you have got your configurations correct
including the javapath. Can u try re-installing hadoop following the
guidelines given in the following link <step by step>. That would take
care of any glitches possible.
http://www.michael-noll.com/tutorials/running-hadoop-on-ubuntu-linux-single-node-cluster/
Thanks,
Matthew
On Thu, Mar 3, 2011 at 10:42 AM, manish.yadav <manish.yadav@orkash.com> wrote:
>
> thanks for the help now the command is working but I got the following
> errors .Will u help me to solve these error
> i"m giving you the error list which i faced in installing hadoop on single
> node cluster all the configuration files are attached to the earlier post
> i just use the command
> hadoop@ws40-man-lin:~/project/hadoop-0.20.0$ bin/hadoop namenode -format
> and i get following result
> Exception in thread "main" java.lang.NoClassDefFoundError:
> org/apache/hadoop/hdfs/server/namenode/NameNode
> Caused by: java.lang.ClassNotFoundException:
> org.apache.hadoop.hdfs.server.namenode.NameNode
> at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
> at java.security.AccessController.doPrivileged(Native Method)
> at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
> Could not find the main class:
> org.apache.hadoop.hdfs.server.namenode.NameNode. Program will exit.
> now what i'm doing wrong
>
>
>
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